﻿using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Winform_test_004
{
    public partial class Mian : Form
    {
        public int id;
        
        

        public Mian()
        {

            InitializeComponent();
        }

        

        public Mian(int id, string name, int age, int score)
        {
            InitializeComponent();
            this.id = id;
            textBox1.Text = name;
            textBox2.Text = age.ToString();
            textBox3.Text = score.ToString();

           
            
        }

        private void button1_Click(object sender, EventArgs e)
        {
            var name = textBox1.Text;
            var age = textBox2.Text;
            var score = textBox3.Text;
            if (this.id > 0)
            {
                var stu =
                    string.Format("update Students set  StudentName ='{0}',Age={1},Score= {2} where Id={3}", name, age, score, this.id);

                DbHelper.AddOrUpdateDelete(stu);

                MessageBox.Show("更新成功");
            }
            else
            {
                var stu =
                    string.Format("insert into Students (StudentName,Age,Score) values ('{0}',{1},{2})",name,age,score,this.id);

                DbHelper.AddOrUpdateDelete(stu);
                MessageBox.Show("添加成功");
            }
            this.DialogResult = DialogResult.Yes;
            this.Close();
        }

        private void button2_Click(object sender, EventArgs e)
        {
            this.DialogResult = DialogResult.No;
            this.Close();
        }
    }
}
